INBDE (Integrated National Board Dental Examination) Practice Exam

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Ace your INBDE with our comprehensive practice exam. Featuring detailed explanations, interactive flashcards, and a wide array of multiple-choice questions designed to mirror the real test. Get ready to surpass your expectations!

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At which cervical vertebra does the bifurcation of the common carotid artery happen?

  1. C2

  2. C3

  3. C4

  4. C5

The correct answer is: C4

The bifurcation of the common carotid artery occurs at the C4 vertebral level. Option A (C2) is incorrect because this is a higher vertebral level and does not align with the location of the common carotid artery. Option B (C3) is also incorrect as it is the level of the bifurcation of the internal and external carotid arteries, not the common carotid artery. Option D (C5) is incorrect because it is a lower vertebral level and does not correspond to the location of the bifurcation.